<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        function demo(){
            return new Promise((resolve,reject)=>{
                setTime(()=>{
                    resolve(name)
                    console.log(name)
                },1000)
            })
        }
        demo('shane')

function demo2(){
    let name= await ('jack')
    console.log('hello'+name)
}
demo2()

</script>
</body>
</html>